Basic interview preparation includes DSA questions (arrays, strings, trees), system design fundamentals (scalability, APIs, databases), and HR round questions (strengths, weaknesses, projects, teamwork, conflict handling, career goals, and communication skills).

First is Aptitude where they ask you aptitude questions. Second is DSA round and in DSA round they give you DSA questions. Third is Technical interview, in technical interview they ask about theoretical questions about the tech stack mentioned. Fourth is Coding round, in coding round you code. Fifth is HR round, in HR round Salary is discussed.